There are
1,928 mi
from Redlands, CA to Sycamore, IL
That's the driving distance. It would take 1 day 9 hours to go from Redlands, California to Sycamore, Illinois.
The flight distance (direct flight from Redlands, CA to Sycamore, IL) is 1,635.92 mi.
1,928 mi = 1.61 kms